Arizona State University researchers unearthed fossils in Ethiopia that may have belonged to a previously undiscovered ...

Lucy was recovered in Ethiopia in 1974 from what was an ancient lake near fossilized remains of crocodiles, turtle eggs and ...

An unidentified early hominin tooth fossil was uncovered in Ethiopia, indicating that two lineages of early hominins ...

New Ethiopian fossils show early Homo and Australopithecus lived together, revealing a complex human evolution story.

Fossilized teeth show that two different kinds of ancient human ancestors coexisted more than 2 million years ago. One of ...

Modern humans emerged roughly 300,000 years ago, but our genus Homo is much older. So what's the oldest human species on ...

A team of researchers led by ASU found strange fossils in Ethiopia. They believe they've discovered a new species related to ...

A newly published study has found that males of some of our earliest known ancestors were significantly larger than females. The pronounced difference in body size present in both Australopithecus ...

Australopithecus afarensis (the iconic “Lucy”) is portrayed thoughtfully gazing up at the sky, while Australopithecus africanus is presented smiling, perhaps at a friend’s wry remark.

Summary: Unlike most tissues, the retina doesn’t summon neutrophils—the body’s typical first responders—when injured. Instead, microglia, the brain’s resident immune cells, handle photoreceptor damage ...

Adolescents who use e-cigarettes or conventional tobacco products are significantly more likely to report symptoms of depression and anxiety than non-users, a new study finds.

Named L 98-59f, this planet is a non-transiting super-Earth with a minimal mass of 2.8 Earth masses on a 23-day orbit inside the habitable zone of the small red dwarf L 98-59.